telescopecomparison · 2-way
Sky-Watcher Evostar 80ED vs Stellarvue SVX080T-3SV
Sky-Watcher
Evostar 80ED
Best suited for intermediate imagers building a versatile kit running a portable travel rig.
Stellarvue
SVX080T-3SV
Best suited for beginners and wide-field enthusiasts running a portable travel rig.
Key differences
+25% focal length
Slower by 1.5 f-stops
Specifications
| Specification | Sky-Watcher Evostar 80ED | Stellarvue SVX080T-3SV |
|---|---|---|
| Optics | ||
| Type | refractor | refractor |
| Optical design | Apo doublet FPL-53 | Apo triplet |
| Aperture | 80mm | 80mm |
| Focal length | 600mm | 480mm |
| Native f/ratio | f/7.5 | f/6.0 |
| Image circle | 44mm | 44mm |
| Full-frame support | No | Yes |
| Physical | ||
| Weight | 3.8kg | 4.5kg |
Advantages of Sky-Watcher Evostar 80ED
- Tighter framing — 600mm vs 480mm focal length
- Lighter (3.8kg vs 4.5kg) — easier to travel with
Advantages of Stellarvue SVX080T-3SV
- Wider field — 480mm vs 600mm focal length
- Faster optics at f/6 vs f/7.5
Best for — Sky-Watcher Evostar 80ED
- Large emission nebulae and star clusters
Best for — Stellarvue SVX080T-3SV
- Large emission nebulae and star clusters
- Full-frame astro cameras and DSLRs
Sky-Watcher Evostar 80ED — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 3.44° × 2.29°Scale: 1.29"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 2.24° × 1.50°Scale: 1.29"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 1.08° × 1.08°Scale: 1.29"/px
Stellarvue SVX080T-3SV — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 4.30° × 2.86°Scale: 1.62"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 2.81° × 1.87°Scale: 1.62"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 1.35° × 1.35°Scale: 1.62"/px
Sky-Watcher Evostar 80ED — recommended user
Best suited for intermediate imagers building a versatile kit running a portable travel rig.
Stellarvue SVX080T-3SV — recommended user
Best suited for beginners and wide-field enthusiasts running a portable travel rig.